JP3219482B2 - Liquid crystal panel and manufacturing method thereof - Google Patents
Liquid crystal panel and manufacturing method thereofInfo
- Publication number
- JP3219482B2 JP3219482B2 JP24788092A JP24788092A JP3219482B2 JP 3219482 B2 JP3219482 B2 JP 3219482B2 JP 24788092 A JP24788092 A JP 24788092A JP 24788092 A JP24788092 A JP 24788092A JP 3219482 B2 JP3219482 B2 JP 3219482B2
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- peripheral seal
- lower substrates
- ultraviolet
- temporary fixing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Liquid Crystal (AREA)
Description
【０００１】[0001]
【発明の属する技術分野】本発明は液晶表示パネル及び
その製造方法に関する。詳しくは、カラー液晶表示パネ
ルの周辺シール及びトランスファ電極に紫外線硬化型接
着材を使用した場合の液晶表示パネル及びその製造方法
に関する。The present invention relates to a liquid crystal display panel and a liquid crystal display panel.
It relates to the manufacturing method . More specifically, the present invention relates to a liquid crystal display panel in which an ultraviolet curing adhesive is used for a peripheral seal and a transfer electrode of a color liquid crystal display panel, and a method of manufacturing the same .
【０００２】現在のカラー液晶表示パネルにおいては、
周辺シール及びトランスファ電極に、熱硬化型接着材を
用いることが主流となっている。なお周辺シールにはガ
ラスファイバースペーサを混入し、トランスファ電極に
は導電性スペーサを混入している。しかし熱硬化型接着
材はその加熱硬化に１〜２時間を要し、生産性が悪い。
このため硬化時間の早い紫外線硬化型接着材が用いられ
始めている。In a current color liquid crystal display panel,
The use of thermosetting adhesives for peripheral seals and transfer electrodes has become mainstream. A glass fiber spacer is mixed in the peripheral seal, and a conductive spacer is mixed in the transfer electrode. However, thermosetting adhesives require 1-2 hours for heat curing and are poor in productivity.
For this reason, ultraviolet curable adhesives having a fast curing time have begun to be used.
【０００３】[0003]
【従来の技術】図４は従来のカラー液晶表示パネルの製
造方法を説明するための図であり、(a) は平面図、(b)
は (a)図のｂ−ｂ線における拡大断面図である。この方
法は、カラーフィルタ用遮光膜１０と電極，配向膜等を
形成したカラーフィルタ基板１１と、電極，ＴＦＴ，配
向膜等を形成した対向基板１２との間に、スペーサ１３
を配置し、表示部外周に周辺シール１４と、複数の仮固
定用接着部１５とを紫外線硬化型接着材で形成するとと
もに導電性スペーサを混入した紫外線硬化型接着材でト
ランスファ電極１６を形成しておき、両基板１１，１２
の貼り合わせ工程で、両基板をプレスにて加圧しながら
仮固定用接着材に紫外線を当てて硬化させ、その後周辺
シール１４に紫外線を照射して硬化させるようになって
いる。2. Description of the Related Art FIGS. 4A and 4B are views for explaining a method of manufacturing a conventional color liquid crystal display panel, wherein FIG. 4A is a plan view and FIG.
FIG. 4 is an enlarged sectional view taken along line bb in FIG. In this method, a spacer 13 is provided between a light-shielding film 10 for a color filter and a color filter substrate 11 on which electrodes, alignment films and the like are formed, and a counter substrate 12 on which electrodes, TFTs, alignment films and the like are formed.
Are formed, and a peripheral electrode 14 and a plurality of temporary fixing adhesive portions 15 are formed on the outer periphery of the display portion with an ultraviolet-curable adhesive, and a transfer electrode 16 is formed with an ultraviolet-curable adhesive mixed with a conductive spacer. In advance, both substrates 11 and 12
In the bonding step of (1), ultraviolet rays are applied to the temporary fixing adhesive while the two substrates are pressed with a press, and the adhesive is cured, and then the peripheral seal 14 is irradiated with ultraviolet rays to be cured.
【０００４】[0004]
【発明が解決しようとする課題】上記従来の製造方法に
よるカラー液晶表示パネルでは、カラーフィルタ基板１
１の遮光膜１０の外側に周辺シール１４、トランスファ
電極１６を形成する配置としており、また仮固定用接着
部１５周辺にも遮光膜を形成しない構造である。このた
め、両基板を貼り合わせる貼り合わせ工程で、位置合わ
せ作業終了後に、仮固定用紫外線硬化接着材で仮固定す
るため、紫外線照射を行うと、その紫外線の漏れ光によ
り、仮固定接着部１５に近い周辺シール１４の一部（一
点鎖線で示す）１７が硬化してしまう。In a color liquid crystal display panel according to the above-mentioned conventional manufacturing method, a color filter substrate 1 is provided.
The arrangement is such that the peripheral seal 14 and the transfer electrode 16 are formed outside the light-shielding film 10, and no light-shielding film is formed around the temporary fixing adhesive portion 15. For this reason, in the bonding step of bonding both substrates, after the positioning operation is completed, in order to temporarily fix with a temporary fixing ultraviolet-curing adhesive, ultraviolet irradiation is performed. (Indicated by a dashed line) 17 of the peripheral seal 14 close to the above will be hardened.
【０００５】貼り合わせ工程では、仮固定後、数１００
〜数１０００kgの加圧を行いながら周辺シール硬化用の
紫外線照射をする方法をとっているが、仮固定用紫外線
照射で周辺シールの一部が固まってしまうと、前記加圧
では均一に周辺シールを潰すまでには至らず、仮固定で
固まった部分は他の部分よりシール幅が狭く且つ厚さが
厚くなり、図４(b) の如く、その部分近傍のセル厚が厚
くなる。その結果、液晶表示パネルとして使用したとき
表示むらが発生するという問題を生ずる。In the bonding step, after the temporary fixing, several hundreds
The method of irradiating ultraviolet rays for curing the peripheral seal while applying a pressure of ~ 1,000 kg is adopted, but if a part of the peripheral seal is hardened by the irradiation of the ultraviolet rays for temporary fixing, the peripheral seal is uniformly applied by the above pressure. In this case, the sealing width of the portion which has been temporarily fixed and the thickness is thicker than the other portions is thicker than the other portions, and the cell thickness near the portion is thick as shown in FIG. 4 (b). As a result, there arises a problem that display unevenness occurs when used as a liquid crystal display panel.
【０００６】本発明は、上下基板の貼り合わせ工程で、
仮固定用紫外線硬化型接着材を硬化するときの漏れ光に
よって周辺シールが硬化する現象を防止し、セル厚異常
を防止した液晶表示パネル及びその製造方法を実現しよ
うとする。According to the present invention, in the step of bonding the upper and lower substrates,
An object of the present invention is to realize a liquid crystal display panel and a method of manufacturing the same , in which a phenomenon in which a peripheral seal is hardened due to light leaking when a temporary fixing ultraviolet-curable adhesive is hardened is prevented and an abnormal cell thickness is prevented.
【０００７】[0007]
【課題を解決するための手段】本発明の液晶表示パネル
に於いて、請求項１は、上下基板間に封入した液晶材料
と、該上下基板の固定及び該液晶材料の密封を行うため
の周辺シールと、該周辺シールよりも外側に設けられ、
該上下基板の仮固定用の仮固定接着部とを有し、該周辺
シール及び該仮固定接着部とが紫外線硬化型接着材から
なると共に、該周辺シールを遮光膜領域中に設け、且つ
仮固定接着部は遮光膜領域の外側に設けられてなること
を特徴とする。また、請求項２は、上下基板間に封入し
た液晶材料と、該上下基板の固定及び該液晶材料の密封
を行うための周辺シールと、該周辺シールよりも外側に
設けられ、該上下基板の仮固定用の仮固定接着部とを有
し、該周辺シール及び該仮固定接着部とが紫外線硬化型
接着材からなると共に、該仮固定接着部の周りを覆う遮
光膜を前記上下基板のいずれか一方に設けてなることを
特徴とする。In a liquid crystal display panel according to the present invention, a liquid crystal material sealed between upper and lower substrates and a peripheral for fixing the upper and lower substrates and sealing the liquid crystal material are provided. A seal, provided outside the peripheral seal,
A temporary fixing adhesive portion for temporarily fixing the upper and lower substrates, and the peripheral seal and the temporary fixing adhesive portion are made of an ultraviolet curable adhesive, and the peripheral seal is provided in the light shielding film region , and
The temporary fixing adhesive portion is provided outside the light shielding film region . The liquid crystal material sealed between the upper and lower substrates, a peripheral seal for fixing the upper and lower substrates and sealing the liquid crystal material, and provided outside the peripheral seal, A temporary fixing adhesive portion for temporary fixing, the peripheral seal and the temporary fixing adhesive portion are made of an ultraviolet-curable adhesive, and a light-shielding film covering around the temporary fixing adhesive portion is formed on any of the upper and lower substrates. It is characterized in that it is provided on either side.
【０００８】また、本発明の液晶表示パネルに於いて、
請求項３は、上下基板間に封入した液晶材料と、該上下
基板の固定及び該液晶材料の密封を行うための周辺シー
ルと、該周辺シールよりも外側に設けられ、該上下基板
の仮固定用の仮固定接着部とを有し、該周辺シール及び
該仮固定接着部とが紫外線硬化型接着材からなると共
に、該仮固定接着部の紫外線硬化の感度が該周辺シール
の紫外線硬化の感度よりも高いことを特徴とする。ま
た、請求項４は、液晶表示パネルの製造方法であって、
上下基板間に封入した液晶材料と、該上下基板の固定及
び該液晶材料の密封を行うための紫外線硬化型接着材か
らなる周辺シールとを備えた液晶表示パネルの製造方法
において、該周辺シールを上下基板の一方に設けられた
遮光膜領域中に設け、該周辺シールよりも外側、かつ、
該遮光膜領域の外側に紫外線硬化型接着材からなる、該
上下基板の仮固定用の仮固定接着部を設け、該上下基板
の該一方の側から紫外線を照射して該仮固定接着部を硬
化させるとともに、該遮光膜によって該周辺シールへの
紫外線を遮蔽し、その後に、該上下基板の他方の側から
紫外線を照射して該周辺シールを硬化させることを特徴
とする。In the liquid crystal display panel of the present invention,
Claim 3 is a liquid crystal material sealed between the upper and lower substrates, a peripheral seal for fixing the upper and lower substrates and sealing the liquid crystal material, and provided outside the peripheral seal to temporarily fix the upper and lower substrates. And the peripheral seal and the temporary fixing adhesive are made of an ultraviolet curable adhesive, and the ultraviolet curing sensitivity of the temporary fixing adhesive is the ultraviolet curing sensitivity of the peripheral seal. Higher. Claim 4 relates to a method for manufacturing a liquid crystal display panel,
A liquid crystal material sealed between the upper and lower substrates, the manufacturing method of the liquid crystal display panel having a peripheral seal made of an ultraviolet curing adhesive material for performing fixing and sealing of the liquid crystal material of the upper lower substrate, the peripheral seal Provided on one of the upper and lower substrates
Provided in the light-shielding film area, outside the peripheral seal, and
A temporary fixing adhesive portion for temporarily fixing the upper and lower substrates is provided outside the light-shielding film region and made of an ultraviolet-curable adhesive, and the temporary fixing adhesive portion is irradiated by irradiating ultraviolet rays from the one side of the upper and lower substrates. -cured Rutotomoni, to the peripheral seal by the light shielding film
Shield the ultraviolet, after them, characterized in that curing the peripheral sealing by irradiating ultraviolet rays from the other side of the upper and lower substrates.
【０００９】また、本発明の液晶表示パネルに於いて、
請求項５は、上下基板間に封入した液晶材料と、該上下
基板の固定及び該液晶材料の密封を行うための紫外線硬
化型接着材からなる周辺シールとを備えた液晶表示パネ
ルの製造方法において、該周辺シールよりも外側に、紫
外線硬化型接着材からなると共に、周りを該上下基板の
一方に設けられた遮光膜にて覆われた、該上下基板の仮
固定用の仮固定接着部を設け、該上下基板の該一方の側
から紫外線を照射して該仮固定接着部を硬化させた後
に、該上下基板の他方の側から紫外線を照射して該周辺
シールを硬化させることを特徴とする。また、請求項６
は、上下基板間に封入した液晶材料と、該上下基板の固
定及び該液晶材料の密封を行うための紫外線硬化型接着
材からなる周辺シールとを備えた液晶表示パネルの製造
方法において、該周辺シールよりも外側に、該周辺シー
ルよりも紫外線硬化の感度が高い紫外線硬化型接着材か
らなる該上下基板の仮固定用の仮固定接着部を設け、該
仮固定接着部を選択的に硬化させた後に、該周辺シール
を硬化させることを特徴とする。この構成を採ることに
より、基板の貼り合わせ工程で、仮固定用紫外線硬化型
接着材を硬化するときの漏れ光によって周辺シールが硬
化する現象を防止し、セル厚異常を防止した液晶表示パ
ネルが得られる。Further, in the liquid crystal display panel of the present invention,
The liquid crystal material sealed between the upper and lower substrates ,
UV hardening for fixing the substrate and sealing the liquid crystal material
LCD Panel with Peripheral Seal Made of Chemical Adhesive
In the manufacturing method of Le, outside the said peripheral seal, purple
It is made of an outside line curing type adhesive, and the periphery of the upper and lower substrates is
A temporary cover of the upper and lower substrates covered with a light shielding film provided on one side.
Provision of a temporary fixing adhesive portion for fixing, the one side of the upper and lower substrates
After irradiating ultraviolet rays from above to cure the temporary fixing adhesive part
Irradiate ultraviolet rays from the other side of the upper and lower substrates to
It is characterized by curing the seal . Claim 6
Is the liquid crystal material sealed between the upper and lower substrates and the
UV-curable adhesive for sealing and sealing the liquid crystal material
Of liquid crystal display panel with peripheral seal made of material
The peripheral seal outside the peripheral seal.
UV-curable adhesive with higher UV-curing sensitivity than
A temporary fixing adhesive portion for temporary fixing of the upper and lower substrates comprising
After selectively curing the temporary fixing adhesive portion, the peripheral seal
Is cured. By adopting this configuration, in the substrate bonding process, the phenomenon that the peripheral seal is hardened by the leak light when the temporary fixing ultraviolet-curable adhesive is hardened is prevented, and the liquid crystal display panel that prevents abnormal cell thickness is provided. can get.
【００１０】[0010]
【作用】本発明では、図１の如く、周辺シール１４及び
トランスファ電極１６をカラーフィルタ基板の遮光膜の
額縁部１８の領域内に設けたことにより仮固定用の紫外
線硬化型接着材１５ａを硬化するために照射する紫外線
の漏れ光は遮光膜１０の額縁部領域１８で遮られるた
め、周辺シール１４及びトランスファ電極１６の硬化は
防止される。According to the present invention, as shown in FIG. 1, the peripheral seal 14 and the transfer electrode 16 are provided in the region of the frame portion 18 of the light-shielding film of the color filter substrate to cure the UV-curable adhesive 15a for temporary fixing. The leakage light of the ultraviolet rays to be applied is blocked by the frame region 18 of the light shielding film 10, so that the peripheral seal 14 and the transfer electrode 16 are prevented from being hardened.
【００１１】また、図２の如く、仮固定用の紫外線硬化
型接着材１５ａの周囲を覆う遮光膜２０を何れか一方の
基板に設け、該遮光膜２０を設けた基板側から紫外線を
照射すれば、基板内及び基板間を反射しながら伝播する
光は生じないため、周辺シール１４及びトランスファ電
極１６の硬化は防止される。As shown in FIG. 2, a light-shielding film 20 covering the periphery of an ultraviolet-curing adhesive 15a for temporary fixing is provided on one of the substrates, and ultraviolet light is irradiated from the substrate side on which the light-shielding film 20 is provided. For example, since light that propagates while being reflected in and between the substrates is not generated, the curing of the peripheral seal 14 and the transfer electrode 16 is prevented.
【００１２】また、仮固定用の紫外線硬化型接着材１５
ａに周辺シール用紫外線硬化型接着材よりも紫外線硬化
の感度の高いものを用いることにより、仮固定用の紫外
線硬化型接着材を周辺シール１４よりも早く硬化させる
ことができるため、周辺シールの硬化を防止することが
できる。Further, an ultraviolet-curing adhesive 15 for temporary fixing is used.
By using a material having a higher UV curing sensitivity than the UV curable adhesive for the peripheral seal, the UV curable adhesive for temporary fixing can be cured faster than the peripheral seal 14. Curing can be prevented.
【００１３】[0013]
【実施例】図１は本発明の第１の実施例を示す図で (a)
は平面図、 (b)は (a)図のｂ−ｂ線における拡大断面図
である。同図において、１０はカラーフィルタ用ブラッ
クマトリクスとしての遮光膜、１１は該遮光膜が形成さ
れたカラーフィルタ基板、１２は対向基板、１３はスペ
ーサ、１４は紫外線硬化型接着材を用いた周辺シール、
１５は仮固定用接着部、１５ａは仮固定用紫外線硬化型
接着材、１６は導電性の紫外線硬化型接着材を用いたト
ランスファ電極である。本実施例は、遮光膜１０を周辺
シール１４より一回り大きく形成し、該遮光膜１０の額
縁部１８の領域内に周辺シール１４及びトランスファ電
極１６を設けている。また仮固定用接着部１５は遮光膜
１０の外側に設けられている。FIG. 1 shows a first embodiment of the present invention.
Is a plan view, and (b) is an enlarged sectional view taken along line bb in (a). In the figure, reference numeral 10 denotes a light-shielding film as a black matrix for a color filter, 11 denotes a color filter substrate on which the light-shielding film is formed, 12 denotes a counter substrate, 13 denotes a spacer, and 14 denotes a peripheral seal using an ultraviolet curing adhesive. ,
Reference numeral 15 denotes a temporary fixing adhesive portion, 15a denotes a temporary fixing ultraviolet curable adhesive, and 16 denotes a transfer electrode using a conductive ultraviolet curable adhesive. In this embodiment, the light-shielding film 10 is formed to be slightly larger than the peripheral seal 14, and the peripheral seal 14 and the transfer electrode 16 are provided in a region of the frame portion 18 of the light-shielding film 10. The temporary fixing adhesive portion 15 is provided outside the light shielding film 10.
【００１４】このように構成された本実施例は、貼り合
わせ工程で、仮固定用紫外線接着材１５ａを硬化するた
めに、該接着材１５ａに矢印方向から紫外線１９を照射
したとき、周辺シール１４及びトランスファ電極１６は
遮光膜１０によって遮蔽されているため硬化しない。従
って周辺シール１４を硬化するときの加圧によって周辺
シールはスペーサ１３の厚さにまで潰れ、均一なセル厚
を実現することができる。なお周辺シール１４及びトラ
ンスファ電極１６を硬化するための紫外線は対向基板１
２側から照射する必要があることは勿論である。In the present embodiment thus constructed, in the bonding step, when the ultraviolet ray 19 is irradiated from the direction of the arrow to the adhesive 15a in order to cure the temporary fixing ultraviolet adhesive 15a, the peripheral seal 14 is hardened. The transfer electrode 16 is not cured because it is shielded by the light shielding film 10. Therefore, the peripheral seal is crushed to the thickness of the spacer 13 by the pressure applied when the peripheral seal 14 is cured, and a uniform cell thickness can be realized. The ultraviolet light for curing the peripheral seal 14 and the transfer electrode 16 is applied to the counter substrate 1.
Of course, it is necessary to irradiate from two sides.
【００１５】図２は本発明の第２の実施例の要部を示す
断面図である。同図において図１と同一部分は同一符号
を付して示した。本実施例は同図に示すように、仮固定
用接着部１５の周りを囲むように遮光膜２０を何れか一
方の基板に設けたものである。FIG. 2 is a sectional view showing a main part of a second embodiment of the present invention. In this figure, the same parts as those in FIG. 1 are denoted by the same reference numerals. In this embodiment, as shown in the figure, a light-shielding film 20 is provided on one of the substrates so as to surround the temporary fixing adhesive portion 15.
【００１６】このように構成された本実施例は、遮光膜
２０を設けた基板側から紫外線１９を照射して仮固定用
紫外線硬化型接着材１５ａを硬化することができる。こ
のとき、仮固定用紫外線硬化型接着材１５ａ以外の部分
に照射される紫外線は遮光膜２０に遮られるため、基板
及び基板間を反射しながら伝播する光はなくなり周辺シ
ール１４及びトランスファ電極１６には届かない。従っ
て周辺シール１４及びトランスファ電極１６は硬化しな
い。このため、周辺シール１４を硬化するときの加圧に
よって該周辺シール１４はスペーサ１３の厚さにまで潰
れ、均一なセル厚を実現することができる。In this embodiment having the above-described structure, the ultraviolet ray 19 can be irradiated from the side of the substrate on which the light shielding film 20 is provided to cure the temporary fixing ultraviolet curing adhesive 15a. At this time, since the ultraviolet rays irradiated to portions other than the temporary fixing ultraviolet-curing adhesive 15a are blocked by the light-shielding film 20, there is no light propagating while reflecting between the substrates, and the peripheral seal 14 and the transfer electrode 16 Does not reach. Therefore, the peripheral seal 14 and the transfer electrode 16 are not cured. For this reason, the peripheral seal 14 is crushed to the thickness of the spacer 13 by the pressure applied when the peripheral seal 14 is cured, and a uniform cell thickness can be realized.
【００１７】図３は本発明の第３の実施例の要部を示す
断面図である。同図において図１と同一部分は同一符号
を付して示した。本実施例は、仮固定用紫外線硬化型接
着材１５ａとして、周辺シール１４用及びトランスファ
電極１６用の紫外線硬化型接着材よりも紫外線に対する
硬化感度の高いものを用いたことであり、他は図４に示
した従来例と同様である。FIG. 3 is a sectional view showing a main part of a third embodiment of the present invention. In this figure, the same parts as those in FIG. 1 are denoted by the same reference numerals. In the present embodiment, as the temporary fixing UV-curable adhesive 15a, one having a higher curing sensitivity to UV than the UV-curable adhesive for the peripheral seal 14 and the transfer electrode 16 is used. This is the same as the conventional example shown in FIG.
【００１８】このように構成された本実施例は、紫外線
照射により仮固定用紫外線硬化型接着材１５ａが硬化し
た時点でも周辺シール１４及びトランスファ電極１６は
未硬化とすることができる。従って第１，第２の実施例
と同様に均一なセル厚を実現することができる。In this embodiment having the above-described structure, the peripheral seal 14 and the transfer electrode 16 can be uncured even when the temporary fixing ultraviolet curing adhesive 15a is cured by the irradiation of ultraviolet rays. Therefore, a uniform cell thickness can be realized as in the first and second embodiments.
【００１９】[0019]
【発明の効果】本発明に依れば、上下基板の貼り合わせ
工程において、仮固定用紫外線硬化型接着材の硬化と同
時に周辺シールを硬化する現象を防止でき、周辺シール
の潰れ不足や、その周辺のセル厚異常を防止でき、歩留
りおよび信頼性向上に寄与することができる。According to the present invention, in the step of bonding the upper and lower substrates, it is possible to prevent the phenomenon that the peripheral seal is hardened simultaneously with the hardening of the temporary fixing ultraviolet-curable adhesive, and it is possible to prevent the peripheral seal from being crushed insufficiently and the like. Abnormalities in the peripheral cell thickness can be prevented, and the yield and reliability can be improved.
【図１】本発明の第１の実施例を示す図で、 (a)は平面
図、 (b)は (a)図のｂ−ｂ線における拡大断面図であ
る。FIGS. 1A and 1B are diagrams showing a first embodiment of the present invention, wherein FIG. 1A is a plan view, and FIG. 1B is an enlarged cross-sectional view taken along line bb in FIG.
【図２】本発明の第２の実施例の要部を示す断面図であ
る。FIG. 2 is a sectional view showing a main part of a second embodiment of the present invention.
【図３】本発明の第３の実施例の要部を示す断面図であ
る。FIG. 3 is a sectional view showing a main part of a third embodiment of the present invention.
【図４】従来のカラー液晶表示パネルの製造方法を説明
するための図で、 (a)は平面図、 (b)は (a)図のｂ−ｂ
線における拡大断面図である。4A and 4B are views for explaining a conventional method for manufacturing a color liquid crystal display panel, wherein FIG. 4A is a plan view, and FIG.
It is an expanded sectional view in a line.
１０…遮光膜（カラーフィルタ用ブラックマトリクス） １１…カラーフィルタ基板 １２…対向基板 １３…スペーサ １４…周辺シール １５…仮固定用接着部 １５ａ…仮固定用紫外線硬化型接着材 １６…トランスファ電極 １８…遮光膜額縁部 １９…紫外線 ２０…遮光膜 DESCRIPTION OF SYMBOLS 10 ... Light shielding film (black matrix for color filters) 11 ... Color filter substrate 12 ... Counter substrate 13 ... Spacer 14 ... Peripheral seal 15 ... Temporary fixing adhesive part 15a ... Temporary fixing ultraviolet curing adhesive 16 ... Transfer electrode 18 ... Light-shielding film frame portion 19: UV light 20: Light-shielding film
───────────────────────────────────────────────────── フロントページの続き (56)参考文献 特開 平４−204825（ＪＰ，Ａ) 特開 平２−89027（ＪＰ，Ａ) 特開 平４−242720（ＪＰ，Ａ) 特開 平３−58024（ＪＰ，Ａ) 特開 平２−234122（ＪＰ，Ａ) 特開 平３−58027（ＪＰ，Ａ) 特開 平２−308221（ＪＰ，Ａ) 実開 昭62−167221（ＪＰ，Ｕ) (58)調査した分野(Int.Cl.7，ＤＢ名) G02F 1/13 101 G02F 1/1335 G02F 1/1339 505 G02F 1/1345 ────────────────────────────────────────────────── ─── Continuation of the front page (56) References JP-A-4-204825 (JP, A) JP-A-2-89027 (JP, A) JP-A-4-242720 (JP, A) JP-A-3-324 58024 (JP, A) JP-A-2-234122 (JP, A) JP-A-3-58027 (JP, A) JP-A-2-308221 (JP, A) JP-A-62-167221 (JP, U) (58) Field surveyed (Int.Cl. 7 , DB name) G02F 1/13 101 G02F 1/1335 G02F 1/1339 505 G02F 1/1345
Claims (6)
下基板の固定及び該液晶材料の密封を行うための周辺シ
ールと、該周辺シールよりも外側に設けられ、該上下基
板の仮固定用の仮固定接着部とを有し、 該周辺シール及び該仮固定接着部とが紫外線硬化型接着
材からなると共に、該周辺シールを遮光膜領域中に設
け、且つ仮固定接着部は遮光膜領域の外側に設けられて
なることを特徴とする液晶表示パネル。1. A liquid crystal material sealed between upper and lower substrates, a peripheral seal for fixing the upper and lower substrates and sealing the liquid crystal material, and provided outside the peripheral seal to temporarily fix the upper and lower substrates. A temporary fixing adhesive portion, the peripheral seal and the temporary fixing adhesive portion being made of an ultraviolet-curable adhesive, the peripheral seal being provided in a light shielding film region , and the temporary fixing adhesive portion being a light shielding film. A liquid crystal display panel provided outside a region .
下基板の固定及び該液晶材料の密封を行うための周辺シ
ールと、該周辺シールよりも外側に設けられ、該上下基
板の仮固定用の仮固定接着部とを有し、 該周辺シール及び該仮固定接着部とが紫外線硬化型接着
材からなると共に、該仮固定接着部の周りを覆う遮光膜
を前記上下基板のいずれか一方に設けてなることを特徴
とする液晶表示パネル。2. A liquid crystal material sealed between upper and lower substrates, a peripheral seal for fixing the upper and lower substrates and sealing the liquid crystal material, and provided outside the peripheral seal to temporarily fix the upper and lower substrates. And the peripheral seal and the temporary fixing adhesive are made of an ultraviolet-curable adhesive, and a light-shielding film covering the periphery of the temporary fixing adhesive is provided on one of the upper and lower substrates. A liquid crystal display panel characterized by being provided in a liquid crystal display panel.
下基板の固定及び該液晶材料の密封を行うための周辺シ
ールと、該周辺シールよりも外側に設けられ、該上下基
板の仮固定用の仮固定接着部とを有し、 該周辺シール及び該仮固定接着部とが紫外線硬化型接着
材からなると共に、該仮固定接着部の紫外線硬化の感度
が該周辺シールの紫外線硬化の感度よりも高いことを特
徴とする液晶表示パネル。3. A liquid crystal material sealed between the upper and lower substrates, a peripheral seal for fixing the upper and lower substrates and sealing the liquid crystal material, and provided outside the peripheral seal to temporarily fix the upper and lower substrates. And the peripheral seal and the temporary fixing adhesive are made of an ultraviolet curable adhesive, and the ultraviolet curing sensitivity of the temporary fixing adhesive is the ultraviolet curing sensitivity of the peripheral seal. A liquid crystal display panel characterized by being higher than the liquid crystal display panel.
下基板の固定及び該液晶材料の密封を行うための紫外線
硬化型接着材からなる周辺シールとを備えた液晶表示パ
ネルの製造方法において、該周辺シールを上下基板の一方に設けられた遮光膜領域
中に設け、 該周辺シールよりも外側、かつ、該遮光膜領域の外側に
紫外線硬化型接着材からなる、該上下基板の仮固定用の
仮固定接着部を設け、 該上下基板の該一方の側から紫外線を照射して該仮固定
接着部を硬化させるとともに、該遮光膜によって該周辺
シールへの紫外線を遮蔽し、その後に、該上下基板の他
方の側から紫外線を照射して該周辺シールを硬化させる
ことを特徴とする液晶表示パネルの製造方法。4. A method for manufacturing a liquid crystal display panel comprising a liquid crystal material sealed between upper and lower substrates and a peripheral seal made of an ultraviolet-curable adhesive for fixing the upper and lower substrates and sealing the liquid crystal material. A light-shielding film area provided with the peripheral seal on one of the upper and lower substrates
Provided in, and outside, than the peripheral seal, an ultraviolet curing adhesive material on the outside of the light shielding film region, the temporary fixing adhesive portion of the temporary fixation of the upper and lower substrates provided, the upper and lower substrates the one Rutotomoni curing the tentative fixing bonding portion is irradiated with ultraviolet rays from the side, the peripheral by the light shielding film
Ultraviolet to seal shielding, after the method of manufacturing a liquid crystal display panel is irradiated with ultraviolet rays from the other side of the upper and lower substrate, wherein the curing the peripheral sealing.
下基板の固定及び該液晶材料の密封を行うための紫外線
硬化型接着材からなる周辺シールとを備えた液晶表示パ
ネルの製造方法において、 該周辺シールよりも外側に、紫外線硬化型接着材からな
ると共に、周りを該上下基板の一方に設けられた遮光膜
にて覆われた、該上下基板の仮固定用の仮固定接着部を
設け、 該上下基板の該一方の側から紫外線を照射して該仮固定
接着部を硬化させた後に、該上下基板の他方の側から紫
外線を照射して該周辺シールを硬化させることを特徴と
する液晶表示パネルの製造方法。5. A method for manufacturing a liquid crystal display panel comprising a liquid crystal material sealed between upper and lower substrates and a peripheral seal made of an ultraviolet-curable adhesive for fixing the upper and lower substrates and sealing the liquid crystal material. Outside the peripheral seal, a temporary fixing adhesive portion for temporarily fixing the upper and lower substrates, which is made of an ultraviolet-curable adhesive and is covered around with a light shielding film provided on one of the upper and lower substrates. After irradiating ultraviolet rays from the one side of the upper and lower substrates to cure the temporary fixing adhesive portion, irradiating ultraviolet rays from the other side of the upper and lower substrates to cure the peripheral seal, Liquid crystal display panel manufacturing method.
下基板の固定及び該液晶材料の密封を行うための紫外線
硬化型接着材からなる周辺シールとを備えた液晶表示パ
ネルの製造方法において、 該周辺シールよりも外側に、該周辺シールよりも紫外線
硬化の感度が高い紫外線硬化型接着材からなる該上下基
板の仮固定用の仮固定接着部を設け、 該仮固定接着部を選択的に硬化させた後に、該周辺シー
ルを硬化させることを特徴とする液晶表示パネルの製造
方法。6. A method for manufacturing a liquid crystal display panel comprising a liquid crystal material sealed between upper and lower substrates and a peripheral seal made of an ultraviolet-curable adhesive for fixing the upper and lower substrates and sealing the liquid crystal material. Outside the peripheral seal, a temporary fixing adhesive portion for temporarily fixing the upper and lower substrates made of an ultraviolet-curable adhesive material having a higher ultraviolet curing sensitivity than the peripheral seal is provided, and the temporary fixing adhesive portion is selectively provided. And curing the peripheral seal after curing the liquid crystal display panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24788092A JP3219482B2 (en) | 1992-09-17 | 1992-09-17 | Liquid crystal panel and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24788092A JP3219482B2 (en) | 1992-09-17 | 1992-09-17 | Liquid crystal panel and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0695061A JPH0695061A (en) | 1994-04-08 |
| JP3219482B2 true JP3219482B2 (en) | 2001-10-15 |
Family
ID=17169984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP24788092A Expired - Fee Related JP3219482B2 (en) | 1992-09-17 | 1992-09-17 | Liquid crystal panel and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3219482B2 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100715142B1 (en) * | 2000-12-26 | 2007-05-10 | 엘지.필립스 엘시디 주식회사 | Method for fabricating the LCD panel |
| JP2004212955A (en) * | 2002-12-16 | 2004-07-29 | Sharp Corp | Liquid crystal display |
| JP4760180B2 (en) * | 2005-07-20 | 2011-08-31 | セイコーエプソン株式会社 | Manufacturing method of liquid crystal device |
| CN106526964B (en) * | 2016-11-30 | 2019-05-10 | 厦门天马微电子有限公司 | Display panel |
-
1992
- 1992-09-17 JP JP24788092A patent/JP3219482B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0695061A (en) | 1994-04-08 |
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